Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D879192 | Electronic keyboard instrument | Shinichi Matsumoto | 2020-03-24 |
| D873908 | Rhythm generator | Norihiko Wada, Takeshi Mitsuhashi | 2020-01-28 |
| D776753 | Electronic instrument with keyboard | Shinichi Matsumoto | 2017-01-17 |
| D743481 | Electronic percussion | — | 2015-11-17 |
| D742959 | Tuner for musical instruments | Toshiaki Hazama | 2015-11-10 |
| D742850 | Recording reproducing device | — | 2015-11-10 |
| D725179 | Sound module | — | 2015-03-24 |
| D716368 | Bender lever for an electronic musical instrument | Hitoshi Sato | 2014-10-28 |
| D679678 | Speaker | — | 2013-04-09 |
| D638029 | Audio player with guitar effects | Katsutoshi Takatoi, Akio Shindate, Matthew Gardiner | 2011-05-17 |